artificial tears Outbreak of infection leaving 1 dead and 3 without vision is likely from brand of eyedrops, says CDC Carla Sinclair

animals Dogs cry tears of happiness when reunited with their humans, scientists report David Pescovitz

Games Watch an A.I. tear through 237 levels of NES Tetris, exposing its bugs and glitches before finally killing the game David Pescovitz

Boing Boing Gadgets These 35 items can help your kid learn at home Boing Boing's Shop

medicine Scientists develop eye-on-a-chip to improve treatment of diseases David Pescovitz

books Less than Human, More than Human Jasmina Tesanovic

Business If you cry at work, pretend it's because you're very passionate about your job Cory Doctorow

books Kickstarting a pair of goth cookbooks featuring drawings of Morrissey and Nick Cave Cory Doctorow

fiction The Man Who Sold The Moon Cory Doctorow

Robogenesis: the terrifying sequel to Robopocalypse Daniel H Wilson

books Jo Walton's "My Real Children" [book excerpt] Boing Boing

Entertainment The nature vs. nurture question looms in Orphan Black [s2e5] Caroline Siede